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Schlüter, N.; Klimek, J.; Ganss, C. (2014). Effect of a chitosan additive to a Sn(2+)-containing toothpaste on its anti-erosive/anti-abrasive efficacy-a controlled randomised in situ trial. Clinical oral investigations, 18(1), pp. 107-115. Springer 10.1007/s00784-013-0941-3
